jupyter_notebook_config_post_save.py

def post_save(model, os_path, contents_manager):
    """Post-save hook to automatically convert notebooks to .py scripts and .html files
    Base on the : https://github.com/ipython/ipython/issues/8009
    """

    import os
    import shutil
    from datetime import datetime
    from subprocess import check_call

    if model["type"] != "notebook":
        return  # only do this for notebooks

    def convert_and_copy(target_format, os_path):
        """Convert and copy"""

        nbconvert_mapping = {"html": "html", "py": "python"}
        if target_format not in nbconvert_mapping:
            print("[x] Wrong format for conversion")
            return

        d, fname = os.path.split(os_path)
        fname_target = f"{fname[:-6]}.{target_format.lower()}"

        dir_target = os.path.join(d, target_format.upper())
        if not os.path.exists(dir_target):
            os.makedirs(dir_target)

        check_call(
            ["jupyter", "nbconvert", "--to", nbconvert_mapping[target_format], fname],
            cwd=d,
        )
        shutil.move(
            os.path.join(d, fname_target), os.path.join(dir_target, fname_target)
        )
        print(f"{datetime.now()} save into {os.path.join(dir_target, fname_target)}")

    convert_and_copy(target_format="html", os_path=os_path)
    convert_and_copy(target_format="py", os_path=os_path)


c.FileContentsManager.post_save_hook = post_save